水塔 : 126 phrases in 16 subjects |
Chemistry | 5 |
Construction | 4 |
Electronics | 5 |
General | 57 |
Hydrography | 2 |
Metallurgy | 1 |
Military | 2 |
Mining | 2 |
Nautical | 1 |
Oil / petroleum | 1 |
Oil and gas | 2 |
Oil processing plants | 16 |
Oilfields | 3 |
Ornithology | 1 |
Refrigeration | 1 |
Technology | 23 |